# *************************************************************************** # * Copyright (c) 2022 sliptonic * # * * # * This program is free software; you can redistribute it and/or modify * # * it under the terms of the GNU Lesser General Public License (LGPL) * # * as published by the Free Software Foundation; either version 2 of * # * the License, or (at your option) any later version. * # * for detail see the LICENCE text file. * # * * # * This program is distributed in the hope that it will be useful, * # * but WITHOUT ANY WARRANTY; without even the implied warranty of * # * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * # * GNU Library General Public License for more details. * # * * # * You should have received a copy of the GNU Library General Public * # * License along with this program; if not, write to the Free Software * # * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * # * USA * # * * # *************************************************************************** import FreeCAD import Path import CAMTests.PathTestUtils as PathTestUtils from importlib import reload from Path.Post.scripts import grbl_legacy_post as postprocessor Path.Log.setLevel(Path.Log.Level.DEBUG, Path.Log.thisModule()) Path.Log.trackModule(Path.Log.thisModule()) class TestGrblLegacyPost(PathTestUtils.PathTestBase): @classmethod def setUpClass(cls): """setUpClass()... This method is called upon instantiation of this test class. Add code and objects here that are needed for the duration of the test() methods in this class. In other words, set up the 'global' test environment here; use the `setUp()` method to set up a 'local' test environment. This method does not have access to the class `self` reference, but it is able to call static methods within this same class. """ # Open existing FreeCAD document with test geometry FreeCAD.newDocument("Unnamed") @classmethod def tearDownClass(cls): """tearDownClass()... This method is called prior to destruction of this test class. Add code and objects here that cleanup the test environment after the test() methods in this class have been executed. This method does not have access to the class `self` reference. This method is able to call static methods within this same class. """ # Close geometry document without saving FreeCAD.closeDocument(FreeCAD.ActiveDocument.Name) # Setup and tear down methods called before and after each unit test def setUp(self): """setUp()... This method is called prior to each `test()` method. Add code and objects here that are needed for multiple `test()` methods. """ self.doc = FreeCAD.ActiveDocument self.con = FreeCAD.Console self.docobj = FreeCAD.ActiveDocument.addObject("Path::Feature", "testpath") reload( postprocessor ) # technical debt. This shouldn't be necessary but here to bypass a bug def tearDown(self): """tearDown()... This method is called after each test() method. Add cleanup instructions here. Such cleanup instructions will likely undo those in the setUp() method. """ FreeCAD.ActiveDocument.removeObject("testpath") def test000(self): """Test Output Generation. Empty path. Produces only the preamble and postable. """ self.docobj.Path = Path.Path([]) postables = [self.docobj] # Test generating with header # Header contains a time stamp that messes up unit testing. Only test # length of result. args = "--no-show-editor" gcode = postprocessor.export(postables, "-", args) self.assertEqual(len(gcode.splitlines()), 13) # Test without header expected = """(Begin preamble) G17 G90 G21 (Begin operation: testpath) (Path: testpath) (Finish operation: testpath) (Begin postamble) M5 G17 G90 M2 """ self.docobj.Path = Path.Path([]) postables = [self.docobj] args = "--no-header --no-show-editor" # args = ("--no-header --no-comments --no-show-editor --precision=2") gcode = postprocessor.export(postables, "-", args) self.assertEqual(gcode, expected) # test without comments expected = """G17 G90 G21 M5 G17 G90 M2 """ args = "--no-header --no-comments --no-show-editor" # args = ("--no-header --no-comments --no-show-editor --precision=2") gcode = postprocessor.export(postables, "-", args) self.assertEqual(gcode, expected) def test010(self): """Test command Generation. Test Precision Test imperial / inches """ c = Path.Command("G0 X10 Y20 Z30") self.docobj.Path = Path.Path([c]) postables = [self.docobj] args = "--no-header --no-show-editor" gcode = postprocessor.export(postables, "-", args) result = gcode.splitlines()[5] expected = "G0 X10.000 Y20.000 Z30.000" self.assertEqual(result, expected) args = "--no-header --precision=2 --no-show-editor" gcode = postprocessor.export(postables, "-", args) result = gcode.splitlines()[5] expected = "G0 X10.00 Y20.00 Z30.00" self.assertEqual(result, expected) def test020(self): """ Test Line Numbers """ c = Path.Command("G0 X10 Y20 Z30") self.docobj.Path = Path.Path([c]) postables = [self.docobj] args = "--no-header --line-numbers --no-show-editor" gcode = postprocessor.export(postables, "-", args) result = gcode.splitlines()[5] expected = "N150 G0 X10.000 Y20.000 Z30.000" self.assertEqual(result, expected) def test030(self): """ Test Pre-amble """ self.docobj.Path = Path.Path([]) postables = [self.docobj] args = "--no-header --no-comments --preamble='G18 G55\n' --no-show-editor" gcode = postprocessor.export(postables, "-", args) result = gcode.splitlines()[0] self.assertEqual(result, "G18 G55") def test040(self): """ Test Post-amble """ self.docobj.Path = Path.Path([]) postables = [self.docobj] args = "--no-header --no-comments --postamble='G0 Z50\nM2' --no-show-editor" gcode = postprocessor.export(postables, "-", args) result = gcode.splitlines()[-2] self.assertEqual(result, "G0 Z50") self.assertEqual(gcode.splitlines()[-1], "M2") def test050(self): """ Test inches """ c = Path.Command("G0 X10 Y20 Z30") self.docobj.Path = Path.Path([c]) postables = [self.docobj] args = "--no-header --inches --no-show-editor" gcode = postprocessor.export(postables, "-", args) self.assertEqual(gcode.splitlines()[2], "G20") result = gcode.splitlines()[5] expected = "G0 X0.3937 Y0.7874 Z1.1811" self.assertEqual(result, expected) # Technical debt. The following test fails. Precision not working # with imperial units. # args = ("--no-header --inches --precision=2") # gcode = postprocessor.export(postables, "-", args) # result = gcode.splitlines()[5] # expected = "G0 X0.39 Y0.78 Z1.18 " # self.assertEqual(result, expected) def test080(self): """ Test tool change """ c = Path.Command("M6 T2") c2 = Path.Command("M3 S3000") self.docobj.Path = Path.Path([c, c2]) postables = [self.docobj] args = "--no-header --no-show-editor" gcode = postprocessor.export(postables, "-", args) self.assertEqual(gcode.splitlines()[6], "( M6 T2 )") self.assertEqual(gcode.splitlines()[7], "M3 S3000") # suppress TLO # # The grbl postprocessor does not have a --no-tlo option. # # args = "--no-header --no-tlo --no-show-editor" # gcode = postprocessor.export(postables, "-", args) # self.assertEqual(gcode.splitlines()[7], "M3 S3000 ") def test090(self): """ Test comment """ c = Path.Command("(comment)") self.docobj.Path = Path.Path([c]) postables = [self.docobj] args = "--no-header --no-show-editor" gcode = postprocessor.export(postables, "-", args) result = gcode.splitlines()[5] expected = "(comment)" self.assertEqual(result, expected)